Synergy of liquid‐crystalline small‐molecule and polymeric donors delivers uncommon morphology evolution and 16.6% efficiency organic photovoltaics

C Yan, H Tang, R Ma, M Zhang, T Liu, J Lv… - Advanced …, 2020 - Wiley Online Library
Achieving an ideal morphology is an imperative avenue for enhancing key parameters
toward high‐performing organic solar cells (OSCs). Among a myriad of morphological …

High‐efficiency organic solar cells based on asymmetric acceptors bearing one 3D shape‐persistent terminal group

H Lu, H Jin, H Huang, W Liu, Z Tang… - Advanced Functional …, 2021 - Wiley Online Library
Three asymmetric non‐fullerene acceptors (LL2, LL3, and LL4) are designed and
synthesized with one norbornyl‐modified 1, 1‐dicyanomethylene‐3‐indanone (CBIC) …

Molecular Orientation Control of Regioisomeric Small-Molecule Acceptors for High-Performance Poly (3-hexylthiophene)-Based Organic Solar Cells with 9.3 …

D Han, GU Kim, D Lee, C Lim, S Lee… - Chemistry of …, 2023 - ACS Publications
Use of poly (3-hexylthiophene)(P3HT) enables low-cost manufacture of organic solar cells
(OSCs). However, the power conversion efficiencies (PCEs) of the P3HT-based OSCs …

Regulating the packing of non-fullerene acceptors via multiple noncovalent interactions for enhancing the performance of organic solar cells

S Feng, M Li, N Tang, X Wang, H Huang… - … applied materials & …, 2020 - ACS Publications
Three noncovalently fused-ring electron acceptors (FOC6-IC, FOC6-FIC, and FOC2C6-2FIC)
are synthesized. Single crystals of FOC6-IC and FOC2C6-2FIC are prepared, and structure …

Noncovalent interactions induced by fluorination of the central core improve the photovoltaic performance of ADA′-DA-type nonfused ring acceptors

X Zhou, S Pang, B Wu, J Zhou, H Tang… - ACS Applied Energy …, 2022 - ACS Publications
Nonfused ring acceptors (NFRAs) have blazed a trail in achieving high-efficiency organic
solar cells (OSCs) from low-cost materials due to their simple synthesis. In this work, two …

Carboxylate substituted pyrazine: A simple and low-cost building block for novel wide bandgap polymer donor enables 15.3% efficiency in organic solar cells

J Wu, Q Fan, M Xiong, Q Wang, K Chen, H Liu, M Gao… - Nano Energy, 2021 - Elsevier
In addition to high power conversion efficiency (PCE) and good stability, the low-cost of
photovoltaic materials is also very important for the practical application of organic solar …

Revealing the Effect of Halogenation Strategy on the Regulation of Crystallization Kinetics and Molecular Packing for High‐Performance Organic Solar Cells

D Luo, L Zhang, J Zeng, W Chi, J Zhou… - Advanced Functional …, 2024 - Wiley Online Library
Halogenation of non‐fused ring electron acceptors (NFREAs) plays an important role in
regulating their optoelectronic properties. However, the underlying mechanisms and their …

Terthiophene based low-cost fully non-fused electron acceptors for high-efficiency as-cast organic solar cells

Y Zhou, P Liu, S Shen, M Li, R Qin, XD Tang… - Journal of Materials …, 2023 - pubs.rsc.org
Fully non-fused electron acceptors (FNEAs) have shown a promising prospect for
commercial applications of organic solar cells (OSCs) due to their simple structures and low …

Effects of oxygen position in the alkoxy substituents on the photovoltaic performance of A-DA′ DA type pentacyclic small molecule acceptors

Q Wei, S Liang, W Liu, Y Hu, B Qiu, J Ren… - ACS Energy …, 2022 - ACS Publications
In this work, we explore the reason that the alkoxy substituent on the terminal thiophene in a
fused DA′ D unit results in an abnormal blue-shifted absorption of A-DA′ DA type small …

High-performance nonfused ring electron acceptor with a steric hindrance induced planar molecular backbone

H Lu, X Wang, H Wang, A Zhang, X Zheng, N Yu… - Science China …, 2022 - Springer
Three nonfused ring electron acceptors (NFREAs) TTC6, TT-C8T and TT-TC8 were
purposefully designed and synthesized. The molecular geometry can be adjusted by the …